the correct answer is a.
im not sure if this what you are looking for but hope it
paleolithic is characterized by the use of knapped stone tools, although at the time humans also used wood and bone tools.
after a bill has been approved by both the house and senate in identical form, it goes to the president for a signature. if the president approves the legislation, he/she signs it and it becomes law. or, the president can take no action for 10 days while congress is in session, and it automatically becomes law.
where i found the answer-
the international monetary fund encourages economic development following the fact that it’s an agency that to promote economic cooperation. this is following the maintaining an orderly system of world trade and exchange rates